Question: Tell me weapon family whose name has the word weapon in it.
Paraphrase: Let me know weapon family whose title has the word weapon in it.
SPARQL (Wikidata): SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q15142889 . ?sbj rdfs:label ?sbj_label . FILTER(CONTAINS(lcase(?sbj_label), 'weapon')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
Answer: vehicle weapon, vehicle weapon, anti-aircraft weapon system, anti-aircraft weapon system, portable weapon system, portable weapon system, ranged weapon, ranged weapon, Davy Crockett Weapon System, Davy Crockett Weapon System, Crew-served weapon, Crew-served weapon, aircraft weapon, aircraft weapon, air defense weapon, air defense weapon